package cn.itcast.bos.web.action.base;

import cn.itcast.bos.domain.base.Courier;
import cn.itcast.bos.service.base.CourierService;
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;
import com.opensymphony.xwork2.ModelDriven;
import org.apache.commons.lang.StringUtils;
import org.apache.struts2.convention.annotation.Action;
import org.apache.struts2.convention.annotation.Namespace;
import org.apache.struts2.convention.annotation.ParentPackage;
import org.apache.struts2.convention.annotation.Result;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Scope;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Pageable;
import org.springframework.data.jpa.domain.Specification;
import org.springframework.stereotype.Controller;

import javax.persistence.criteria.*;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

@Controller
@Scope("prototype")
@ParentPackage("json-default")
@Namespace("/")
public class CourierAction extends ActionSupport implements
		ModelDriven<Courier> {

	private Courier courier = new Courier();

	@Autowired
	private CourierService courierService;

	@Override
	public Courier getModel() {
		return courier;
	}

	@Action(value = "courier_save", results = { @Result(name = "success", type = "redirect", location = "./pages/base/courier.html")
			,@Result(name="input", type = "redirect",location = "./pages/base/courier.html")})
	public String save() {
		courierService.save(courier);
		return SUCCESS;
	}

	private int page;
	private int rows;

	public void setPage(int page) {
		this.page = page;
	}

	public void setRows(int rows) {
		this.rows = rows;
	}

	@Action(value = "courier_pageQuery", results = { @Result(name = "success", type = "json") })
	public String pageQuery() {

		Pageable pageable = new PageRequest(page - 1, rows);

		Specification<Courier> spec = new Specification<Courier>() {

			@Override
			public Predicate toPredicate(Root<Courier> root,
					CriteriaQuery<?> query, CriteriaBuilder cb) {
				List<Predicate> list = new ArrayList<Predicate>();
				if (StringUtils.isNotBlank(courier.getCourierNum())) {
					Predicate p1 = cb.equal(root.get("courierNum").as(String.class), courier.getCourierNum());
					list.add(p1);
				}
				if (StringUtils.isNotBlank(courier.getCompany())) {
					Predicate p2 = cb.like(root.get("company").as(String.class), "%"+courier.getCompany()+"%");
					list.add(p2);
				}
				if (StringUtils.isNotBlank(courier.getType())) {
					Predicate p3 = cb.equal(root.get("type").as(String.class), courier.getType());
					list.add(p3);
				}
				Join<Object, Object> join = root.join("standard",JoinType.INNER);
				if (courier.getStandard()!=null&&StringUtils.isNotBlank(courier.getStandard().getName())) {
					Predicate p4 = cb.like(join.get("name").as(String.class),"%"+courier.getStandard().getName()+"%");
					list.add(p4);
				}
				return cb.and(list.toArray(new Predicate[0]));
			}
		};
		Page<Courier> pageData = courierService.findAll(spec, pageable);
		Map<String,Object> map = new HashMap<String, Object>();
		map.put("total", pageData.getTotalElements());
		map.put("rows", pageData.getContent());
		ActionContext.getContext().getValueStack().push(map);
		return SUCCESS;
	}
	
	private String ids;
	
	public void setIds(String ids){
		this.ids= ids;
	}
	
	@Action(value="courier_del",
			results={@Result(name="success",type="redirect",
			location="./pages/base/courier.html")})
	public String del(){
		courierService.update(courier.getDeltag(),ids);
		return SUCCESS;
	}

	@Action(value = "courier_noAssociationFixedArea",results = {@Result(name="success",type = "json")})
	public String noAssociationFixedArea(){

		List<Courier> couriers = courierService.noAssociationFixedArea();
		ActionContext.getContext().getValueStack().push(couriers);
		return SUCCESS;
	}

	private String fixedAreaId;

	public void setFixedAreaId(String fixedAreaId) {
		this.fixedAreaId = fixedAreaId;
	}

	@Action(value="courier_findByFixedAreaId",results = {@Result(name="success",type="json")})
	public String findByFixedAreaId(){
		List<Courier> couriers = courierService.findByFixedAreaId(fixedAreaId);
		return SUCCESS;
	}

}
